On October 31, 2003 05:19 am, Vincent Haverlant wrote: > "Mark Webb" <webb@xxxxxxxxxxxx> writes: > > I was asked by the powers that be to set up some monitoring of our > > workplaces internet traffic. Basically a breakdown of the volume used > and what protocol is using it. i.e. 20% mail, 30% web, 10% ftp, etc.... > > Hi Mark, > > You might want to have a look at ntop (http://www.ntop.org/) which looks > like it does exactly what you want. > > Vincent. Mark: Essentially what is happening is that although you are on a hub and can technically see all the traffic for the pipe you are attached to, the box does not see all that traffic as being destined for your box, thus is ignoring packets NOT a) addressed to the box itself b) addressed to broadcast. Don't know about ntop myself, but it seems to have a number of fans on this list (Hey ...look theres one now... its Vincent) *shrugs* ... there are those that swear by other tools too... and difficult as ethereal is ... with careful configuration and a few good scripts... -- Alistair Tonner nerdnet.ca Senior Systems Analyst - RSS Any sufficiently advanced technology will have the appearance of magic. Lets get magical!